National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

NA

55°F

13°C

Humidity 48%
Wind Speed SW 0 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 08 Jan 02:52 PM PST
Extended Forecast for

4 Miles W Cotati CA

Cold Weather Advisory January 9, 01:00am until January 9, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Patchy frost between 1am and 3am. Otherwise, mostly clear, with a low around 35. North northwest wind 3 to 7 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Areas of frost between 7am and 9am. Otherwise, sunny, with a high near 54. East northeast wind 3 to 6 mph.

    High: 54 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Patchy frost after midnight. Otherwise, mostly clear, with a low around 34. Light east northeast wind.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 55. East wind around 6 mph.

    High: 55 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost between 1am and 3am. Otherwise, mostly clear, with a low around 35. North northwest wind 3 to 7 mph.
Friday
Areas of frost between 7am and 9am. Otherwise, sunny, with a high near 54. East northeast wind 3 to 6 mph.
Friday Night
Patchy frost after midnight. Otherwise, mostly clear, with a low around 34. Light east northeast wind.
Saturday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 55. East wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 37. Calm wind.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 38.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Thursday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Cotati CA
 38.32°N 122.78°W (Elev. 289 ft)
Last Update:
12:26 pm PST Jan 8, 2026
Forecast Valid:
3pm PST Jan 8, 2026-6pm PST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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